Enstatite is a mineral; the magnesium endmember of the pyroxene silicate mineral series enstatite (MgSiO3) – ferrosilite (FeSiO3). The magnesium rich...
9 KB (858 words) - 07:53, 26 August 2024
preferring to categorise this mineral as enstatite or ferrosilite. It forms a solid solution series with the minerals enstatite and ferrosilite, being a mid-way...
4 KB (426 words) - 13:51, 1 May 2025
Enstatite chondrites (E-type chondrites) are a rare form of meteorite, rich in the mineral enstatite. Only about 200 E-Type chondrites are currently[when...
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with enstatite and hypersthene to the orthorhombic series of the group. Rather than a distinct species, it is really a ferriferous variety of enstatite, which...
4 KB (525 words) - 02:29, 21 June 2024
Chondrite (section Enstatite chondrites)
of the various classification schemes is provided in the table below. Enstatite chondrites (also known as E-type chondrites) are a rare form of meteorite...
47 KB (5,162 words) - 13:08, 28 April 2025
E-type (enstatite achondrite–type) asteroids are asteroids thought to have enstatite (MgSiO3) achondrite surfaces. They form a large proportion of asteroids...
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(2020). "Earth's water may have been inherited from material similar to enstatite chondrite meteorites". Science. 369 (6507): 1110–1113. Bibcode:2020Sci...
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chondrite class H chondrite group L chondrite group LL chondrite group Enstatite chondrite class EH chondrite group EL chondrite group Other chondrite...
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plausible. Their spectra are similar to those of iron meteorites and enstatite chondrites, and radar observations have shown that their radar albedos...
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Jumillite olivine-diopside-richterite madupitic lamproite Fortunite hyalo-enstatite-phlogopite lamproite Cancalite enstatite-sanidine-phlogopite lamproite...
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surface is dominated by iron-poor pyroxene and olivine, as represented by enstatite and forsterite, respectively, along with sodium-rich plagioclase and minerals...
155 KB (16,056 words) - 16:43, 30 July 2025
2020). "Earth's water may have been inherited from material similar to enstatite chondrite meteorites". Science. 369 (6507): 1110–1113. Bibcode:2020Sci...
172 KB (20,559 words) - 00:52, 13 July 2025
calcium–iron–magnesium pyroxenes are defined in the 'pyroxene quadrilateral'. The enstatite-ferrosilite series ([Mg,Fe]SiO3) includes the common rock-forming mineral...
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Elkinstantonite Emerald (variety of beryl) Emmonsite Empressite Enargite Enstatite Eosphorite Ephesite Epidote Epsomite Ericssonite Erionite (series of zeolites)...
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Dickinsonite Diopside Dioptase Dolomite Dumortierite Ekanite Elbaite Enstatite Bronzite Hypersthene Eosphorite Epidote Piemontite Erythrite Esperite...
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the orthopyroxene enstatite and are often called enstatite achondrites. Their igneous origin separates them from primitive enstatite achondrites and means...
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1 lb). It is composed predominantly from enstatite and meteoric iron. Currently classified as an ungrouped enstatite achondrite its classification is still...
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spectrum of the bolide. The spectrum was low in iron, consistent with an enstatite-rich body (E-type asteroid). At a height of 55 km the meteoroid fragmented...
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The meteorite is classified as an enstatite chondrite with unusually large proportions of pure iron (29%), enstatite, and the extremely rare mineral sinoite...
57 KB (6,796 words) - 23:47, 25 July 2025
"Meteorite study suggests Earth may have been wet since it formed – Enstatite chondrite meteorites, once considered 'dry,' contain enough water to fill...
129 KB (17,514 words) - 19:23, 30 July 2025
low radiometric albedo of 0.026 and the spectrum suggests a metal-rich enstatite composition. Yeomans, Donald K., "415 Palatia", JPL Small-Body Database...
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Neuschwanstein was an enstatite chondrite (type EL6) meteorite that fell to Earth on 6 April 2002 at 22:20:18 GMT near Neuschwanstein Castle, Bavaria...
15 KB (1,622 words) - 02:41, 2 December 2024
The Itqiy meteorite is an enstatite-rich stony-iron meteorite. It is classified as an enstatite chondrite of the EH group that was nearly melted and is...
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detected with certainty, indicating it most likely has a nickel-iron or enstatite chondrite composition. A weak feature in the near infrared spectrum indicates...
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the atmosphere. Enstatite achondrite – a meteorite that is mostly composed of enstatite. Usually part of the aubrite group. Enstatite chondrite – a rare...
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within ultramafic nodules in kimberlites in association with olivine, enstatite, chrome diopside, chromian pyrope, chromian spinel, ilmenite, perovskite...
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sulfide mineral with the chemical formula (Fe,Mg)S) that is found in enstatite chondrites. Keilite is the iron-dominant analog of niningerite. Keilite...
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consisting mostly of the two minerals olivine and low-calcium (Ca) pyroxene (enstatite); it is named for occurrences in the Harz Mountains of Germany. It commonly...
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the pyroxene group, such as augite, diopside, hypersthene, bronzite or enstatite. Pyroxenites are classified into clinopyroxenites, orthopyroxenites, and...
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classification is 09.D – examples include: Pyroxene group Enstatite – orthoferrosilite series Enstatite – MgSiO3 Ferrosilite – FeSiO3 Pigeonite – Ca0.25(Mg...
40 KB (3,723 words) - 04:20, 28 July 2025